Some states are looking for new ways to execute people because the drugs used in lethal injections have become difficult to find. Three states — Alabama, Mississippi and Oklahoma — have authorised nitrogen hypoxia as an execution method, but no state had attempted to use the untested method until now.
Nitrogen hypoxia is caused by forcing the inmate to breathe only nitrogen, depriving them of oxygen and causing them to pass out and die, according to the theory. Nitrogen makes up 78% of the air inhaled by humans and is harmless when inhaled with oxygen.
New Delhi: Crop nutrients determine the nutritional content and vigour of crops. The deficiency or occurrence below the minimum level of any of the nutrients is often seen as a cause of poor growth or complete crop failure. A study has found that farm practice based on traditional knowledge was better than chemical-intensive systems in […]
In the journal Conservation Biology, the research team reports a connection between this unintentional fertilisation and the low diversity of butterflies in Switzerland.
